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(a) Traffic patterns used for vehicle travel within railroad ramping and deramping yards shall be well-defined and the direction of traffic clearly indicated or controlled as necessary by one or more of the following methods as appropriate under the circumstances: a supervised program of traffic control, written and published (posted) administrative directives, signs, markers, site maps, etc.
(b) During switching operations in the ramping and deramping yard, signal devices, such as those listed in (1), (2), and (3) below, shall provide visual warning of the approach of railroad equipment. These signals shall be readily visible to persons working on or around railroad cars in the area of hazards created by train movement, to pedestrians, and to vehicle operators at track crossings.
EXCEPTION: Conventional circus ramp locations where the operation does not involve vehicular rail crossing.
NOTE: A signal device may be one of the following, or a device, system, or method which will provide equal assurance of warning:
1. A rotating (amber) warning light to be manually actuated by the person authorized to remove the blue flag.
2. A fixed rotating (amber) warning light to be automatically actuated when the blue flag is taken down.
3. In security yards where the gates are normally closed, a signal light which is interlocked with the gates and is automatically actuated when the gates are opened.
NOTE TO SECTION 3335: This section applies as provided in Labor Code Sections 6800, 6801 and 6802.
NOTE: Authority cited: Section 142.3, Labor Code.
1. New section filed 7-25-78; effective thirtieth day thereafter (Register 78, No. 30).